--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/uiacceltk/hitchcock/ServerCore/Src/alfscreen.cpp	Tue Feb 02 07:56:43 2010 +0200
@@ -0,0 +1,224 @@
+/*
+* Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies). 
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:   Screen class
+*
+*/
+
+
+
+#include "alfscreen.h"
+
+#include <aknenv.h>
+#include <AknsConstants.h>
+#include <s32mem.h>
+
+#include <uiacceltk/HuiEnv.h>
+#include <uiacceltk/HuiSkin.h>
+#include <uiacceltk/HuiDisplay.h>
+#include <uiacceltk/HuiControl.h>
+#include <uiacceltk/HuiControlGroup.h>
+#include <uiacceltk/HuiEvent.h>
+#include <uiacceltk/HuiDeckLayout.h>
+#include <uiacceltk/HuiImageVisual.h>
+#include <uiacceltk/HuiTransformation.h>
+#include <uiacceltk/HuiBorderBrush.h>
+#include <uiacceltk/HuiUtil.h>
+#include <uiacceltk/HuiTextVisual.h>
+#include <uiacceltk/HuiGradientBrush.h>
+#include <uiacceltk/HuiImageBrush.h>
+#include <uiacceltk/HuiCanvasVisual.h>
+
+#ifdef SYMBIAN_BUILD_GCE
+#include <bautils.h>
+#endif
+
+//_LIT8(KAlfSessionContainerControlTag, "Session container");
+_LIT8(KAlfWindowFloatingSpriteContainerControlTag, "FSPRITE");
+_LIT8(KAlfFullScreenEffectContainerControlTag, "EFFECT");
+//_LIT8(KAlfWindowGroupTemporaryRemoveControlTag, "WGTEMP");
+
+
+// ======== MEMBER FUNCTIONS ========
+
+// ---------------------------------------------------------------------------
+// ---------------------------------------------------------------------------
+// 
+CAlfScreen::CAlfScreen() 
+	{
+	};
+	
+
+// ---------------------------------------------------------------------------
+// ---------------------------------------------------------------------------
+// 
+void CAlfScreen::ConstructL(TInt aScreenNum, MHuiDisplayRefreshObserver& aObserver, CHuiEnv& aHuiEnv, CAlfSharedDisplayCoeControl* aSharedCoeControl)
+	{
+	iScreenNum = aScreenNum;
+	
+	CAlfSharedDisplayCoeControl* coeControl = aSharedCoeControl;
+	if (!coeControl)
+		{
+		// Create own coe control
+		
+		// \todo: This works only if the screen is created to screen 0. Do *not* work
+		//        for external screens.
+		iCoeControl = new (ELeave) CAlfSharedDisplayCoeControl();
+		iCoeControl->ConstructL();
+		iCoeControl->DrawableWindow()->EnableVisibilityChangeEvents();
+		iCoeControl->DrawableWindow()->SetPosition(TPoint(0, 0)); 
+		
+		// This is not the main ALF native control, put it back
+		iCoeControl->DrawableWindow()->SetOrdinalPosition(-2000);
+		
+		coeControl = iCoeControl;
+		}
+	
+	// Resolve screen buffer uid
+	// \todo currently only screen 0 and 1 are supported 
+	TUid screenBufferUid;
+	switch(iScreenNum)
+		{
+		case 0: 
+			screenBufferUid = KHuiUidBackBufferScreen0;	
+			break;
+		case 1: 
+		default: 
+			screenBufferUid = KHuiUidBackBufferScreen1;	
+			break;		
+		}
+	
+	// create display
+	iDisplay = &aHuiEnv.NewDisplayL(coeControl->Rect(), coeControl, 0, NULL,CHuiDisplay::EDisplayNormal, screenBufferUid);
+	CommonConstructL(aObserver, aHuiEnv);
+    }
+
+
+// ---------------------------------------------------------------------------
+// ---------------------------------------------------------------------------
+// 
+void CAlfScreen::ConstructL(TInt aScreenNum, MHuiDisplayRefreshObserver& aObserver, CHuiEnv& aHuiEnv, RWindow* aWindow)
+	{
+	iScreenNum = aScreenNum;
+		
+	TUid screenBufferUid;
+	switch(iScreenNum)
+		{
+		case 0: 
+			screenBufferUid = KHuiUidBackBufferScreen0;	
+			break;
+		case 1: 
+		default: 
+			screenBufferUid = KHuiUidBackBufferScreen1;	
+			break;		
+		}
+	
+	// create display
+	iDisplay = &aHuiEnv.NewDisplayL(aWindow, 0, NULL,CHuiDisplay::EDisplayNormal, screenBufferUid);
+	CommonConstructL(aObserver, aHuiEnv);
+    }
+
+// ---------------------------------------------------------------------------
+// ---------------------------------------------------------------------------
+// 
+void CAlfScreen::CommonConstructL( MHuiDisplayRefreshObserver& aObserver, CHuiEnv& aHuiEnv)
+    {	
+	
+	iDisplay->iRefreshObservers.AppendL(aObserver);	
+	
+	// Create special control group for floating sprites
+	iFloatingSpriteControlGroup = &aHuiEnv.NewControlGroupL(0xDEADBEEF + iScreenNum); // TODO
+	CHuiControl* cntrl = new (ELeave) CHuiControl(aHuiEnv);
+	CleanupStack::PushL(cntrl); 
+	cntrl->ConstructL();
+	cntrl->SetRole(EAlfWindowFloatingSpriteContainer);
+	iFloatingSpriteControlGroup->AppendL(cntrl);
+	CleanupStack::Pop(cntrl);
+	CHuiCanvasVisual* layout = CHuiCanvasVisual::AddNewL(*cntrl);            
+	layout->SetTagL(KAlfWindowFloatingSpriteContainerControlTag);	
+
+	// Create special control group for full screen effects
+	iFullscreenEffectControlGroup = &aHuiEnv.NewControlGroupL(0xDEADBEEF + 10 + iScreenNum ); // TODO
+	CHuiControl* effectCntrl = new (ELeave) CHuiControl(aHuiEnv);		    
+	CleanupStack::PushL(effectCntrl); 
+	effectCntrl->ConstructL();
+	effectCntrl->SetRole(EAlfFullScreenEffectContainer);
+	iFullscreenEffectControlGroup->AppendL(effectCntrl);
+	CleanupStack::Pop(effectCntrl);
+	CHuiCanvasVisual* effectLayout = CHuiCanvasVisual::AddNewL(*effectCntrl);            
+	effectLayout->SetTagL(KAlfFullScreenEffectContainerControlTag);
+
+#ifdef SYMBIAN_BUILD_GCE
+#ifndef __WINSCW__
+    _LIT(KRDSupport, "c:\\resource\\errrd" );
+    if (CHuiStatic::FsSession().Handle() && BaflUtils::FileExists( CHuiStatic::FsSession(), KRDSupport ))
+        {
+        // FPS Counter with hitchcock drawing
+        iFPSText = CHuiTextVisual::AddNewL(*effectCntrl, effectLayout);
+        iFPSText->SetColor(KRgbBlue);
+        iFPSText->SetFlag(EHuiVisualFlagManualLayout);
+        iFPSText->SetPos(THuiRealPoint(300,20)); // could be adjusted
+        iFPSText->SetSize(THuiRealSize(50,50));
+        }
+#endif
+#endif
+	}
+	
+
+// ---------------------------------------------------------------------------
+// ---------------------------------------------------------------------------
+// 
+TSize CAlfScreen::Size() const
+    {
+    return iDisplay->VisibleArea().Size();    
+    }
+
+// ---------------------------------------------------------------------------
+// ---------------------------------------------------------------------------
+// 
+CAlfScreen::~CAlfScreen() 
+	{
+	// this deletes also control and layout
+	delete iFullscreenEffectControlGroup; 
+	
+	// this deletes also control and layout
+	delete iFloatingSpriteControlGroup;
+	
+	delete iDisplay;
+	iControlGroups.Close();
+	
+	delete iCoeControl;
+	
+	delete iSwRenderingTarget;
+	};
+
+// ---------------------------------------------------------------------------
+// ---------------------------------------------------------------------------
+// 
+void CAlfScreen::SetVisualTreeVisibilityChanged(TBool aChanged)
+    {
+    if (aChanged && iDisplay)
+        {
+        iDisplay->SetDirty();
+        }
+    iVisualTreeVisibilityChanged = aChanged;    
+    }
+
+// ---------------------------------------------------------------------------
+// ---------------------------------------------------------------------------
+// 
+TBool CAlfScreen::IsVisualTreeVisibilityChanged()
+    {
+    return iVisualTreeVisibilityChanged;    
+    }
+